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The MIDLAND INDUSTRIES 65464 is a black malleable iron reducing coupling rated at 150 lb pressure class. It connects a 4-inch female pipe thread (FPT) inlet to a 2-inch FPT outlet, making it suitable for reducing pipe diameter in threaded iron piping systems. Built to ANSI B16.3 dimensional standards, this fitting handles temperatures from -20 degrees F to 350 degrees F. Plumbers and pipefitters install this type of coupling in gas distribution, steam, and industrial fluid piping systems where a reduction in line size is required.
This reducing coupling is used in residential and commercial piping installations where black iron pipe is the specified material. Typical applications include natural gas supply lines, low-pressure steam systems, and industrial process piping that requires a threaded step-down from a 4-inch main to a 2-inch branch or downstream run. The 150 lb pressure rating suits most standard service conditions in these systems.
Designed as an OEM-style replacement and standard-service fitting for black malleable iron threaded piping systems rated at 150 lb pressure class, conforming to ANSI B16.3 dimensional standards.
Installation is performed by a licensed plumber or pipefitter in accordance with applicable code requirements, including the International Fuel Gas Code (IFGC) or International Plumbing Code (IPC) as relevant to the service. Shut off the gas or fluid supply and depressurize the line fully before removing any existing fitting. Apply a listed pipe thread sealant or PTFE tape rated for the intended service to all male threads before assembly. Do not over-tighten threaded connections; hand-tighten and then use a pipe wrench to seat the fitting without stressing the casting.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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